Detail Specifications

KYMCO GY6 50/80 oversize cylinder head
( GY6 50/80 オーバーサイズシリンダーヘッド )
GY6 50/80=139QMB
Why do we need to purchase Taida big bore valve cylinder head when go with the Taida boring cylinder? When use the big bore valve cylinder will make the air easy in and out, and the combustion chamber will work bigger than usually. The upgraded cylinder can increase the efficiency of the intake and exhaust, and then get more power.